VDB-5087: bitmagick patch

[oshutov]

No description provided.

[aboshkin]

@oshutov The change looks OK, but I see a failing test:
{noformat}
ngs-tools/tools/tax> make test
...
2: Test command: /home/boshkins/ncbi-outdir/ngs-tools/linux/gcc/x86_64/dbg/bin/reader_test
2: Test timeout computed to be: 10000000
2: Running 2 tests
2: Running test fasta_reader
2: /home/boshkins/ncbi/devel/ngs-tools/tools/tax/src/tests/reader_test.cpp:111: void fasta_reader(): Assertion 'f.spotid' == '"SRR1068106.1 1 length=499"' failed.
2: SRR1068106.1 != SRR1068106.1 1 length=499
2/3 Test #2: reader_test ......................Child aborted***Exception: 0.01 sec
...
{noformat}
All tests pass in engineering.
This is on a non-NCBI Ubuntu.

[aboshkin]

Looks good to me. Will merge once we unfreeze engineering, in a few days.